From 363192c928e1ee9ff2ec3a66301ff6c47247e60a Mon Sep 17 00:00:00 2001
From: Chloe <chloe@DN0a22f285.SUNet>
Date: Tue, 10 Sep 2024 16:53:26 -0700
Subject: [PATCH] From DoD meeting: add a warning message to the log when max
 nonlinear iterations are reached

---
 Code/Source/svFSI/output.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Code/Source/svFSI/output.cpp b/Code/Source/svFSI/output.cpp
index 8de22fbd..88cb49c6 100644
--- a/Code/Source/svFSI/output.cpp
+++ b/Code/Source/svFSI/output.cpp
@@ -165,6 +165,12 @@ void output_result(Simulation* simulation,  std::array<double,3>& timeP, const i
   } else {
     logger << sOut << std::endl;
   }
+
+  // if max number of iterations is reached, throw a warning
+  if (eq.itr == eq.maxItr) {
+    logger << "MAX NUMBER OF NONLINEAR ITERATIONS REACHED. CHECK CONVERGENCE." << std::endl;
+  }
+
 }
 
 void read_restart_header(ComMod& com_mod, std::array<int,7>& tStamp, double& timeP, std::ifstream& restart_file)